Obs. : 2017-07-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.599e+11
Venus      3.555e+11
Earth      3.566e+11
Mars       3.599e+11
Jupiter    3.633e+11
Saturn     3.566e+11
Uranus     3.517e+11
Neptune    3.476e+11
Pluto      3.518e+11